# What does Union Data use?

Union Data (uniondata.co) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-23).

- Industry: Software
- Size: 201–1,000 employees
- Based in: London, United Kingdom
- Founded: 2006
- LinkedIn: https://www.linkedin.com/company/uniondata

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | DNS records, Website code |  |
| [Namecheap](https://www.runsonwhat.com/reverse/namecheap) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |
| [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | DNS records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [iCloud Mail](https://www.runsonwhat.com/reverse/icloud-mail) | Workspace | DNS verification records, Email records |  |

## FAQ

### What tools does Union Data use?

As of October 2026, runsonwhat has found 7 tools at Union Data (uniondata.co) in public records. Edge & Hosting: Fastly and Namecheap. Application: YouTube and Firebase. Company Ops: Atlassian and iCloud Mail. Last checked October 23, 2026.

### What email provider does Union Data use?

Union Data uses iCloud Mail for email and office software, according to runsonwhat (October 2026). runsonwhat found iCloud Mail through a DNS verification record for iCloud Mail and email records. iCloud Mail is used by 933 companies runsonwhat tracks.

### Does Union Data use YouTube?

Yes. runsonwhat found YouTube at Union Data through YouTube code on uniondata.co. YouTube is a Media & UI tool used by 358,461 companies runsonwhat tracks.

### Which companies have a tech stack similar to Union Data's?

The companies with the stacks most like Union Data's are White Oak Commercial Finance, Philip Ilic Thomas, LISCERE SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ and Olivia's, according to runsonwhat (October 2026). Each shares 2 to 4 tools with Union Data, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Union Data uses?

runsonwhat reads public records only. Of the 7 tools at Union Data, 6 were found through DNS records, 1 through code on uniondata.co. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and uniondata.co about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/uniondata.co (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.